/* ========================================
   CSS VARIABLES & ROOT STYLES
   ======================================== */
:root {
    /* Color Palette */
    --color-primary: #18a9b1;
    --color-primary-dark: #158a91;
    --color-secondary: #1e90ff;
    --color-dark: #0a0a0a;
    --color-dark-alt: #1a1a1a;
    --color-light: #f8f9fa;
    --color-light-gray: #e9ecef;
    --color-gray: #6c757d;
    --color-text: #212529;
    --color-text-light: #495057;
    --color-white: #ffffff;
    
    /* Typography */
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-bold: 700;
    --font-weight-black: 900;
    
    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    --spacing-xxl: 64px;
    --spacing-xxxl: 96px;
    
    /* Layout */
    --container-max-width: 1200px;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    
    /* Transitions */
    --transition-speed: 0.3s;
}

/* ========================================
   ANIMATION KEYFRAMES
   ======================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 1;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.1);
        opacity: 0.8;
    }
}

@keyframes rotate {
    from {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

/* ========================================
   RESET & BASE STYLES
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    font-weight: var(--font-weight-normal);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

p {
    margin-bottom: var(--spacing-sm);
}

a {
    text-decoration: none;
    color: inherit;
    transition: all var(--transition-speed) ease;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ========================================
   UTILITY CLASSES
   ======================================== */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section-title {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

.section-title-center {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    text-align: center;
    margin-bottom: var(--spacing-xl);
    position: relative;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.2s forwards;
}

.section-title-center::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    border-radius: 2px;
    animation: expandUnderline 1s ease 0.5s forwards;
}

@keyframes expandUnderline {
    from {
        width: 0;
        opacity: 0;
    }
    to {
        width: 80px;
        opacity: 1;
    }
}

.section-description {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
}

/* ========================================
   BUTTON STYLES
   ======================================== */
.btn {
    display: inline-block;
    padding: 14px 28px;
    font-size: 0.95rem;
    font-weight: var(--font-weight-medium);
    text-align: center;
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-speed) ease;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 24px rgba(32, 201, 151, 0.4);
}

.btn-primary:active {
    transform: translateY(-1px) scale(1.02);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

.btn-secondary:hover {
    background-color: var(--color-white);
    color: var(--color-dark);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 24px rgba(255, 255, 255, 0.2);
}

.btn-secondary:active {
    transform: translateY(-1px) scale(1.02);
}

.btn-dark {
    background-color: var(--color-dark);
    color: var(--color-white);
    border-color: var(--color-dark);
}

.btn-dark:hover {
    background-color: var(--color-dark-alt);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.4);
}

.btn-dark:active {
    transform: translateY(-1px) scale(1.02);
}

/* ========================================
   HEADER / NAVIGATION
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: opacity var(--transition-speed) ease;
}

.logo:hover {
    opacity: 0.8;
}

.logo img {
    height: 40px;
    width: auto;
    display: block;
    object-fit: contain;
}

.mobile-menu-checkbox {
    display: none;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 30px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
    position: relative;
}

.mobile-menu-toggle span {
    width: 100%;
    height: 3px;
    background-color: var(--color-white);
    border-radius: 3px;
    transition: all 0.3s ease;
    transform-origin: center;
    display: block;
}

.mobile-menu-checkbox:checked ~ .mobile-menu-toggle span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.mobile-menu-checkbox:checked ~ .mobile-menu-toggle span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-checkbox:checked ~ .mobile-menu-toggle span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

.nav-menu {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu a {
    color: var(--color-white);
    font-size: 0.95rem;
    font-weight: var(--font-weight-medium);
    position: relative;
    transition: color var(--transition-speed) ease;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width var(--transition-speed) ease;
}

.nav-menu a:hover {
    color: var(--color-primary);
}

.nav-menu a:hover::after {
    width: 100%;
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    background-color: var(--color-dark);
    color: var(--color-white);
    height: 100vh;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
}

.hero .container {
    width: 100%;
}

.hero-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-xxl);
}

.hero-text {
    flex: 0 0 60%;
    opacity: 0;
    animation: fadeInLeft 0.8s ease 0.2s forwards;
}

.hero-title {
    font-size: 3rem;
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.4s forwards;
}

.hero-description {
    font-size: 0.95rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--spacing-lg);
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.6s forwards;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.8s forwards;
}

.hero-visual {
    flex: 0 0 40%;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    animation: fadeInRight 0.8s ease 0.3s forwards;
}

.circle-graphic {
    position: relative;
    width: 300px;
    height: 300px;
}

.circle {
    position: absolute;
    border-radius: 50%;
    border: 2px solid;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.circle-outer {
    width: 300px;
    height: 300px;
    border-color: rgba(32, 201, 151, 0.2);
    animation: rotate 20s linear infinite;
}

.circle-middle {
    width: 200px;
    height: 200px;
    border-color: rgba(32, 201, 151, 0.4);
    animation: rotate 15s linear infinite reverse;
}

.circle-inner {
    width: 100px;
    height: 100px;
    background-color: var(--color-primary);
    border: none;
    animation: pulse 2s ease-in-out infinite;
    box-shadow: 0 0 30px rgba(32, 201, 151, 0.6), 0 0 60px rgba(32, 201, 151, 0.4);
}

/* ========================================
   WHO WE ARE SECTION
   ======================================== */
.who-we-are {
    background-color: var(--color-light);
    padding: var(--spacing-xxxl) 0;
}

.who-content {
    display: flex;
    gap: var(--spacing-xxl);
    align-items: center;
}

.who-visual {
    flex: 0 0 250px;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    animation: fadeInLeft 0.8s ease 0.2s forwards;
}

.who-text {
    opacity: 0;
    animation: fadeInRight 0.8s ease 0.3s forwards;
}

.abstract-shape {
    width: 180px;
    height: 180px;
    border: 3px solid var(--color-primary);
    border-radius: 40% 60% 70% 30% / 50% 40% 60% 50%;
    background-color: transparent;
    animation: float 6s ease-in-out infinite;
    box-shadow: 0 0 30px rgba(32, 201, 151, 0.3);
}

.who-text {
    flex: 1;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.feature-icon {
    flex-shrink: 0;
}

.feature-icon svg {
    display: block;
}

.feature-text {
    font-size: 0.95rem;
    color: var(--color-text);
    margin: 0;
}

/* ========================================
   CORE SERVICES SECTION - BASE
   ======================================== */
.core-services {
    background-color: var(--color-dark);
    padding: var(--spacing-xxxl) 0;
    position: relative;
    overflow: hidden;
}

/* Design Label */
.design-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-primary);
    background: rgba(24, 169, 177, 0.12);
    padding: 6px 14px;
    border-radius: 999px;
    margin-bottom: var(--spacing-sm);
    border: 1px solid rgba(24, 169, 177, 0.25);
}

/* ========================================
   DESIGN A: BENTO GRID (MINIMAL FLOATING)
   ======================================== */
.core-services--variant-a {
    background: linear-gradient(180deg, #0a0a0a 0%, #121212 100%);
}

.core-services--variant-a::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(800px 600px at 10% 20%, rgba(24, 169, 177, 0.08), transparent 50%),
        radial-gradient(600px 400px at 90% 80%, rgba(30, 144, 255, 0.06), transparent 50%);
    pointer-events: none;
}

.core-services__head {
    position: relative;
    z-index: 1;
}

.section-lead {
    font-size: 1rem;
    line-height: 1.7;
    margin: calc(var(--spacing-xl) * -0.5) auto var(--spacing-xl) auto;
    max-width: 720px;
}

.section-lead--center {
    text-align: center;
}

.section-lead--light {
    color: rgba(255, 255, 255, 0.72);
}

/* Design A: Grid Layout */
.services-grid--a {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
    position: relative;
    z-index: 1;
}

/* Base Service Card */
.service-card {
    background-color: var(--color-dark-alt);
    padding: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    transition: all var(--transition-speed) ease;
    opacity: 0;
    animation: scaleIn 0.6s ease forwards;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    height: 200px !important;
    align-items: center;
    
}

/* Design A: Card Base */
.service-card--a {
    position: relative;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    backdrop-filter: blur(10px);
}

.service-card--a::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 20px;
    padding: 1px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.02));
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.service-card--a:hover::before {
    opacity: 1;
}

.service-card--a:nth-child(1) { animation-delay: 0.1s; }
.service-card--a:nth-child(2) { animation-delay: 0.15s; }
.service-card--a:nth-child(3) { animation-delay: 0.2s; }
.service-card--a:nth-child(4) { animation-delay: 0.25s; }
.service-card--a:nth-child(5) { animation-delay: 0.3s; }

.service-card--a:hover {
    transform: translateY(-8px);
    border-color: rgba(24, 169, 177, 0.3);
    box-shadow: 
        0 20px 50px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(24, 169, 177, 0.1) inset;
    background: rgba(255, 255, 255, 0.04);
}

/* Service Icon Styling */
.service-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    flex-shrink: 0;
    margin-right: 16px;
}

.service-icon svg {
    width: 100%;
    height: 100%;
    display: block;
}

.service-card:hover .service-icon {
    transform: scale(1.05);
}

.service-card:hover .service-icon svg {
    filter: drop-shadow(0 0 8px rgba(24, 169, 177, 0.5));
}

.service-title {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    margin: 0 0 4px 0;
    line-height: 1.3;
}

.service-description {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.4;
    margin: 0;
}


/* Responsive: tablet */
@media (max-width: 1024px) {
    .services-grid--a {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

/* ========================================
   MARKETING DETAIL SECTION (SCREENSHOT STYLE)
   ======================================== */
.detail-section--marketing {
    padding: 80px 0;
    background-color: #f5f5f5;
}

.marketing-layout {
    display: flex;
    gap: 60px;
    align-items: flex-start;
}

.marketing-left {
    flex: 1;
    max-width: 600px;
}

.marketing-title {
    font-size: 2.8rem;
    font-weight: var(--font-weight-bold);
    color: #000;
    margin-bottom: 24px;
    line-height: 1.2;
    position: relative;
    cursor: pointer;
}

.marketing-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -8px;
    width: 60px;
    height: 4px;
    background-color: var(--color-primary);
    transition: width 0.4s ease;
    border-radius: 2px;
}

.marketing-title:hover::after {
    width: 120px;
}

.marketing-description {
    font-size: 1.05rem;
    line-height: 1.7;
    color: #4a4a4a;
    margin-bottom: 40px;
}

.marketing-services {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.marketing-service-box {
    background-color: #f8f8f8;
    border-left: 10px solid var(--color-primary);
    padding: 24px 28px;
    border-radius: 12px;
    position: relative;
    min-height: 80px;
    display: flex;
    align-items: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.marketing-service-box:hover {
    background-color: #ffffff;
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(24, 169, 177, 0.15);
    border-left-width: 12px;
}

.marketing-service-box h3 {
    font-size: 1rem;
    font-weight: var(--font-weight-bold);
    color: #000;
    margin: 0;
    line-height: 1.5;
    transition: color 0.3s ease;
}

.marketing-service-box:hover h3 {
    color: var(--color-primary);
}

.marketing-right {
    flex: 0 0 420px;
}

.case-study-card {
    background-color: #fff;
    border: 3px solid var(--color-primary);
    border-radius: 16px;
    padding: 36px 32px;
}

.case-study-title {
    font-size: 1.35rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    margin: 0 0 28px 0;
    line-height: 1.3;
}

.case-study-section {
    margin-bottom: 24px;
}

.case-study-section h4 {
    font-size: 1rem;
    font-weight: var(--font-weight-bold);
    color: #000;
    margin: 0 0 8px 0;
}

.case-study-section p {
    font-size: 0.95rem;
    color: #4a4a4a;
    margin: 0;
    line-height: 1.5;
}

.case-study-btn {
    display: inline-block;
    width: 100%;
    text-align: center;
    background-color: var(--color-primary);
    color: #fff;
    font-size: 1rem;
    font-weight: var(--font-weight-bold);
    padding: 16px 24px;
    border-radius: 10px;
    margin-top: 12px;
    transition: all 0.3s ease;
}

.case-study-btn:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(24, 169, 177, 0.3);
}

/* ========================================
   DETAIL SECTIONS (Alternating Light/Dark)
   ======================================== */
.detail-section {
    padding: 120px 0;
    background-color: var(--color-light);
}

.detail-section.dark {
    background-color: var(--color-dark);
}

.detail-section.recruitment-cta {
    background-color: #18a9b1;
}

.detail-section.recruitment-cta .detail-title,
.detail-section.recruitment-cta .detail-description {
    color: var(--color-dark);
}

.detail-content {
    display: flex;
    gap: var(--spacing-xxl);
    align-items: center;
}

.detail-text {
    flex: 1;
    opacity: 0;
    animation: fadeInLeft 0.8s ease 0.2s forwards;
    padding: var(--spacing-md) 0;
}

.detail-section.dark .detail-title,
.detail-section.dark .detail-description {
    color: var(--color-white);
}

.detail-title {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
}

.detail-description {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
    margin-top: 0;
}

.detail-visual {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    min-height: 300px;
    opacity: 0;
    animation: fadeInRight 0.8s ease 0.3s forwards;
}

.detail-visual img {
    border-radius: 15px;
    object-fit: cover;
}


.detail-section.dark .detail-description {
    color: rgba(255, 255, 255, 0.8);
}

/* Graphic Container with 3 Squares in Triangular Pattern */
.graphic-container {
    position: relative;
    width: 280px;
    height: 280px;
    background-color: #e9ecef;
    border-radius: var(--border-radius-lg);
    padding: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-speed) ease;
}

/* Dark sections - dark gray container */
.detail-section.dark .graphic-container {
    background-color: #1a1a1a;
}

.graphic-square {
    position: absolute;
    background-color: var(--color-primary);
    border-radius: var(--border-radius);
    transition: all var(--transition-speed) ease;
    display: none; /* Hidden as per user request */
}

/* Light sections - light teal squares */
.detail-section:not(.dark) .graphic-square {
    background-color: var(--color-primary);
    opacity: 0.4;
}

/* Dark sections - darker teal squares */
.detail-section.dark .graphic-square {
    background-color: var(--color-primary);
    opacity: 0.5;
}

/* Triangular pattern: top-left, bottom-left, bottom-right */
.graphic-square.square-1 {
    width: 80px;
    height: 80px;
    top: 40px;
    left: 40px;
}

.graphic-square.square-2 {
    width: 80px;
    height: 80px;
    bottom: 40px;
    left: 40px;
}

.graphic-square.square-3 {
    width: 80px;
    height: 80px;
    bottom: 40px;
    right: 40px;
}

/* Hover effects */
.detail-visual:hover .graphic-container {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(32, 201, 151, 0.2);
}

.detail-visual:hover .graphic-square.square-1 {
    transform: translate(-5px, -5px) rotate(-5deg);
}

.detail-visual:hover .graphic-square.square-2 {
    transform: translate(-5px, 5px) rotate(5deg);
}

.detail-visual:hover .graphic-square.square-3 {
    transform: translate(5px, 5px) rotate(-5deg);
}

/* ========================================
   SMART SOLUTIONS SLIDER SECTION
   ======================================== */
.smart-solutions-section {
    padding: 100px 0;
    background-color: #fafafa;
    position: relative;
}

.solutions-header {
    text-align: left;
    margin-bottom: 60px;
}

.solutions-title {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: #000;
    margin-bottom: 24px;
    line-height: 1.2;
}

.solutions-description {
    font-size: 1rem;
    line-height: 1.7;
    color: #333;
    margin: 0;
    max-width: 700px;
}

.solutions-slider-wrapper {
    position: relative;
    overflow: hidden;
}

.solutions-slider {
    display: flex;
    flex-wrap: nowrap;
    gap: 28px;
    margin-bottom: 40px;
    transition: transform var(--transition-speed) ease;
    will-change: transform;
}

.solution-item {
    flex: 0 0 calc(25% - 21px);
    min-width: 0;
    opacity: 1;
    visibility: visible;
    overflow: visible;
    padding-top: 15px;
    padding-bottom: 15px;
}

@media (max-width: 1200px) {
    .solution-item {
        flex: 0 0 calc(50% - 14px);
    }
}

@media (max-width: 768px) {
    .solution-item {
        flex: 0 0 100%;
    }
}

.solution-icon-circle {
    width: 72px;
    height: 72px;
    border: 2px solid #158a91;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 32px;
    color: #158a91;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}

.solution-item:hover .solution-icon-circle {
    transform: scale(1.1);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.solution-icon-circle svg {
    width: 32px;
    height: 32px;
}

.solution-title {
    font-size: 1.4rem;
    font-weight: var(--font-weight-bold);
    color: #000;
    margin: 0 0 20px 0;
    line-height: 1.3;
    transition: color 0.3s ease;
}

.solution-item:hover .solution-title {
    color: var(--color-primary);
}

.solution-description {
    font-size: 0.95rem;
    line-height: 1.7;
    color: #333;
    margin: 0;
}

.slider-nav-buttons {
    display: flex;
    gap: 12px;
    justify-content: center;
}

.slider-nav-btn {
    width: 44px;
    height: 44px;
    border: 2px solid #000;
    border-radius: 4px;
    background: transparent;
    color: #000;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.slider-nav-btn:hover {
    background-color: #000;
    color: #fff;
}

.slider-nav-btn svg {
    width: 20px;
    height: 20px;
}

/* Responsive */
@media (max-width: 1200px) {
    .solutions-slider {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
}

@media (max-width: 768px) {
    .smart-solutions-section {
        padding: 60px 0;
    }
    
    .solutions-title {
        font-size: 1.8rem;
    }
    
    .solution-title {
        font-size: 1.3rem;
    }
    
    .solutions-slider {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .slider-nav-buttons {
        justify-content: center;
    }
}

/* ========================================
   TESTIMONIALS SECTION
   ======================================== */
.testimonials {
    background-color: var(--color-dark);
    padding: var(--spacing-xxxl) 0;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.testimonial-card {
    background-color: var(--color-dark-alt);
    padding: var(--spacing-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    transition: all var(--transition-speed) ease;
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

.testimonial-card:nth-child(1) {
    animation-delay: 0.1s;
}

.testimonial-card:nth-child(2) {
    animation-delay: 0.3s;
}

.testimonial-card:nth-child(3) {
    animation-delay: 0.5s;
}

.testimonial-card:hover {
    transform: translateY(-12px) scale(1.02);
    border-color: var(--color-primary);
    box-shadow: 0 20px 40px rgba(24, 169, 177, 0.25);
}

.testimonial-text {
    font-size: 1rem;
    color: var(--color-white);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.author-avatar {
    flex-shrink: 0;
}

.author-info {
    flex: 1;
}

.author-name {
    font-size: 0.95rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    margin: 0 0 4px 0;
}

.author-title {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

/* ========================================
   CTA SECTION
   ======================================== */
.cta {
    background-color: #18a9b1;
    padding: var(--spacing-xxl) 0;
    text-align: center;
    color: var(--color-dark);
}

.cta-title {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
    color: var(--color-dark);
}

.cta-description {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
    color: var(--color-dark);
}

.cta .btn {
    background-color: var(--color-dark);
    color: var(--color-white);
    border-color: var(--color-dark);
}

.cta .btn:hover {
    background-color: var(--color-dark-alt);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.4);
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    background-color: var(--color-dark);
    padding: var(--spacing-lg) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    transition: color var(--transition-speed) ease;
}

.footer-links a:hover {
    color: var(--color-primary);
}

.separator {
    color: rgba(255, 255, 255, 0.3);
}

.footer-copyright {
    margin-top: var(--spacing-xs);
}

.footer-copyright p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
    margin: 0;
}

/* ========================================
   RESPONSIVE DESIGN - MOBILE
   ======================================== */
@media (max-width: 768px) {
    /* Typography adjustments */
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title,
    .detail-title,
    .cta-title {
        font-size: 1.75rem;
    }
    
    .section-title-center {
        font-size: 1.5rem;
    }
    
    /* Header / Navigation */
    .navbar {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 60px;
        left: 0;
        width: 100%;
        background-color: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        gap: 0;
        padding: var(--spacing-md) 0;
        text-align: left;
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        max-height: calc(100vh - 60px);
        overflow-y: auto;
    }
    
    .mobile-menu-checkbox:checked ~ .nav-menu {
        transform: translateX(0);
    }
    
    .nav-menu li {
        width: 100%;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }
    
    .nav-menu a {
        display: block;
        padding: var(--spacing-sm) var(--spacing-md);
        width: 100%;
        font-size: 1rem;
    }
    
    .nav-menu a::after {
        display: none;
    }
    
    .logo img {
        height: 35px;
    }
    
    /* Hero Section */
    .hero {
        padding: 120px 0 60px 0;
    }
    
    .hero-content {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .circle-graphic {
        width: 200px;
        height: 200px;
    }
    
    .circle-outer {
        width: 200px;
        height: 200px;
    }
    
    .circle-middle {
        width: 130px;
        height: 130px;
    }
    
    .circle-inner {
        width: 70px;
        height: 70px;
    }
    
    /* Who We Are */
    .who-content {
        flex-direction: column;
        text-align: center;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-item {
        justify-content: center;
    }
    
    /* Services Grid */
    .services-grid--a {
        grid-template-columns: 1fr;
    }
    
    /* Marketing Section */
    .marketing-layout {
        flex-direction: column;
        gap: 40px;
    }
    
    .marketing-left {
        max-width: 100%;
    }
    
    .marketing-title {
        font-size: 2rem;
    }
    
    .marketing-title::after {
        top: 48px;
        width: 80px;
    }
    
    .marketing-services {
        grid-template-columns: 1fr;
    }
    
    .marketing-right {
        flex: 1;
        width: 100%;
    }
    
    /* Detail Sections */
    .detail-content {
        flex-direction: column;
        text-align: center;
    }
    
    .graphic-container {
        width: 220px;
        height: 220px;
        padding: 30px;
    }
    
    .graphic-square {
        width: 60px;
        height: 60px;
    }
    
    .graphic-square.square-1 {
        top: 30px;
        left: 30px;
    }
    
    .graphic-square.square-2 {
        bottom: 30px;
        left: 30px;
    }
    
    .graphic-square.square-3 {
        bottom: 30px;
        right: 30px;
    }
    
    /* Testimonials */
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    /* Footer */
    .footer-links {
        flex-direction: column;
    }
    
    .separator {
        display: none;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }
    
    .section-title,
    .detail-title,
    .cta-title {
        font-size: 1.5rem;
    }
    
    .btn {
        padding: 12px 24px;
        font-size: 0.9rem;
    }
}

/* ========================================
   SCROLL TO TOP BUTTON
   ======================================== */
.scroll-to-top-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-speed) ease;
    z-index: 999;
}

.scroll-to-top-btn.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-to-top-btn:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(24, 169, 177, 0.4);
}

.scroll-to-top-btn:active {
    transform: translateY(-2px);
}

.scroll-to-top-btn svg {
    width: 24px;
    height: 24px;
}

@media (max-width: 768px) {
    .scroll-to-top-btn {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
    
    .scroll-to-top-btn svg {
        width: 20px;
        height: 20px;
    }
}